Marty, a young Mountain Lion that does not eat meat, is a bit of a "e;troubled teenager."e; One evening, he has a disagreement with his mother and is sent to his room without dinner. To make matters worse, his sister makes fun of his inability to "e;live in the jungle"e; without food. Now hungry and mad, Marty decides he will run away to show his family he can live in the wild. Under the light of a full moon, he makes a dash for the creek. Marty's father went for a walk down this very creek one year ago and never returned. The young hungry lion makes a brave decision to find out what really happened to his father. His adventure begins as he sets off on a quest for answers. Unlikely individuals form friendships while uncovering the truth about Marty's father. The search for answers quickly turns into a rescue mission that takes the new friends to the most breathtaking and treacherous land they have ever seen.